[alsa-devel] HDA: Enable chipset gcap usage

Tobin Davis tdavis at dsl-only.net
Tue Jan 15 15:56:30 CET 2008


Yea, I had fixed the GCAP oops in line 63 of the patch (1776 in
hda_intel.c), but apparently sent the wrong patch version.  My bad.

Thanks for the catch.

Tobin

On Tue, 2008-01-15 at 11:25 +0100, Takashi Iwai wrote:

> At Mon, 14 Jan 2008 11:44:27 -0800,
> Tobin Davis wrote:
> > 
> > I tweaked this as promised, and ran it through the checkpatch.pl utility from
> > kernel git tree.  I have tested it on my Asus Z62F laptop as well as a few
> > systems in my work environment without issue.
> > 
> > Summary:  hda_intel.c use gcap register to determine number of streams supported
> > by southbridge.
> > 
> > This patch quieries the southbridge for the number of streams supported by the
> > southbridge in most chipsets, and reads these values from the chipset directly. 
> > Most systems are hardwired for 4 streams in each direction, but newer chipsets
> > change that capability.  As a fallback, the old hardcoded method is still
> > available.
> > 
> > Signed off by Tobin Davis <tdavis at dsl-only.net>                                 
> 
> Thanks.  I applied the patch after fixing some issues.
> (It didn't even compile :)
> 
> 
> Takashi

-- 
Tobin Davis  


Criticism comes easier than craftsmanship.
		-- Zeuxis


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